1 files changed, 6 insertions, 3 deletions
diff --git a/gui/options.h b/gui/options.h
index 5cc13b5cf6..c097a3a9e9 100644
--- a/gui/options.h
+++ b/gui/options.h
@@ -27,7 +27,7 @@
 
 #include "gui/dialog.h"
 #include "common/str.h"
-#include "audio/musicplugin.h"
+#include "audio/mididrv.h"
 
 #ifdef SMALL_SCREEN_DEVICE
 #include "gui/KeysDialog.h"
@@ -35,13 +35,16 @@
 
 namespace GUI {
 
-class BrowserDialog;
 class CheckboxWidget;
 class PopUpWidget;
 class SliderWidget;
 class StaticTextWidget;
-class ListWidget;
 class TabWidget;
+class ButtonWidget;
+class CommandSender;
+class GuiObject;
+class RadiobuttonGroup;
+class RadiobuttonWidget;
 
 class OptionsDialog : public Dialog {
 public: